diff --git a/docs/grammar.md b/docs/grammar.md
index fa98009f0..0eb17293d 100644
--- a/docs/grammar.md
+++ b/docs/grammar.md
@@ -168,12 +168,12 @@ Short description:
 <span class="grammar-symbol">|</span><a href="#collection-predicate">collection-predicate</a><br>
 <span class="grammar-symbol">|</span><a href="#date-predicate">date-predicate</a><br>
 <span class="grammar-symbol">|</span><a href="#iso-date-predicate">iso-date-predicate</a></div></div>
-<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="equal-predicate">equal-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">equals</span><span class="grammar-symbol">|</span><span class="grammar-literal">==</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<a href="#predicate-value">predicate-value</a></div></div>
-<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="not-equal-predicate">not-equal-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">notEquals</span><span class="grammar-symbol">|</span><span class="grammar-literal">!=</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<a href="#predicate-value">predicate-value</a></div></div>
-<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="greater-predicate">greater-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">greaterThan</span><span class="grammar-symbol">|</span><span class="grammar-literal">&gt;</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<span class="grammar-symbol">(</span><a href="#number">number</a><span class="grammar-symbol">|</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">)</span></div></div>
-<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="greater-or-equal-predicate">greater-or-equal-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">greaterThanOrEquals</span><span class="grammar-symbol">|</span><span class="grammar-literal">&gt;=</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<a href="#sp">sp</a><span class="grammar-symbol">*</span>&nbsp;<span class="grammar-symbol">(</span><a href="#number">number</a><span class="grammar-symbol">|</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">)</span></div></div>
-<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="less-predicate">less-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">lessThan</span><span class="grammar-symbol">|</span><span class="grammar-literal">&lt;</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<span class="grammar-symbol">(</span><a href="#number">number</a><span class="grammar-symbol">|</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">)</span></div></div>
-<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="less-or-equal-predicate">less-or-equal-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">lessThanOrEquals</span><span class="grammar-symbol">|</span><span class="grammar-literal">&lt;=</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<span class="grammar-symbol">(</span><a href="#number">number</a><span class="grammar-symbol">|</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">)</span></div></div>
+<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="equal-predicate">equal-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">==</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<a href="#predicate-value">predicate-value</a></div></div>
+<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="not-equal-predicate">not-equal-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">!=</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<a href="#predicate-value">predicate-value</a></div></div>
+<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="greater-predicate">greater-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">&gt;</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<span class="grammar-symbol">(</span><a href="#number">number</a><span class="grammar-symbol">|</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">)</span></div></div>
+<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="greater-or-equal-predicate">greater-or-equal-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">&gt;=</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<a href="#sp">sp</a><span class="grammar-symbol">*</span>&nbsp;<span class="grammar-symbol">(</span><a href="#number">number</a><span class="grammar-symbol">|</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">)</span></div></div>
+<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="less-predicate">less-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">&lt;</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<span class="grammar-symbol">(</span><a href="#number">number</a><span class="grammar-symbol">|</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">)</span></div></div>
+<div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="less-or-equal-predicate">less-or-equal-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-symbol">(</span><span class="grammar-literal">&lt;=</span><span class="grammar-symbol">)</span>&nbsp;<a href="#sp">sp</a>&nbsp;<span class="grammar-symbol">(</span><a href="#number">number</a><span class="grammar-symbol">|</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">)</span></div></div>
 <div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="start-with-predicate">start-with-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-literal">startsWith</span>&nbsp;<a href="#sp">sp</a>&nbsp;<span class="grammar-symbol">(</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">|</span><a href="#oneline-hex">oneline-hex</a><span class="grammar-symbol">|</span><a href="#oneline-base64">oneline-base64</a><span class="grammar-symbol">)</span></div></div>
 <div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="end-with-predicate">end-with-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-literal">endsWith</span>&nbsp;<a href="#sp">sp</a>&nbsp;<span class="grammar-symbol">(</span><a href="#quoted-string">quoted-string</a><span class="grammar-symbol">|</span><a href="#oneline-hex">oneline-hex</a><span class="grammar-symbol">|</span><a href="#oneline-base64">oneline-base64</a><span class="grammar-symbol">)</span></div></div>
 <div class="grammar-rule"><div class="grammar-rule-declaration"><span class="grammar-rule-id" id="contain-predicate">contain-predicate</span><span class="grammar-usedby">(used by <a href="#predicate-func">predicate-func</a>)</span></div><div class="grammar-rule-expression"><span class="grammar-literal">contains</span>&nbsp;<a href="#sp">sp</a>&nbsp;<a href="#quoted-string">quoted-string</a></div></div>
diff --git a/docs/spec/grammar/hurl.grammar b/docs/spec/grammar/hurl.grammar
index e98c89055..dba7a66d0 100644
--- a/docs/spec/grammar/hurl.grammar
+++ b/docs/spec/grammar/hurl.grammar
@@ -301,17 +301,17 @@ predicate-func:
   | date-predicate
   | iso-date-predicate
 
-equal-predicate: ("equals" | "==") sp predicate-value
+equal-predicate: ("==") sp predicate-value
 
-not-equal-predicate: ("notEquals" | "!=") sp predicate-value
+not-equal-predicate: ("!=") sp predicate-value
 
-greater-predicate: ("greaterThan" | ">") sp (number | quoted-string)
+greater-predicate: (">") sp (number | quoted-string)
 
-greater-or-equal-predicate: ("greaterThanOrEquals" | ">=") sp sp* (number | quoted-string)
+greater-or-equal-predicate: (">=") sp sp* (number | quoted-string)
 
-less-predicate: ("lessThan" | "<") sp (number | quoted-string)
+less-predicate: ("<") sp (number | quoted-string)
 
-less-or-equal-predicate: ("lessThanOrEquals" | "<=") sp (number | quoted-string)
+less-or-equal-predicate: ("<=") sp (number | quoted-string)
 
 start-with-predicate: "startsWith" sp (quoted-string | oneline-hex | oneline-base64)